http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
在《PONS词典》中的词汇
| I | pong |
|---|---|
| you | pong |
| he/she/it | pongs |
| we | pong |
| you | pong |
| they | pong |
| I | ponged |
|---|---|
| you | ponged |
| he/she/it | ponged |
| we | ponged |
| you | ponged |
| they | ponged |
| I | have | ponged |
|---|---|---|
| you | have | ponged |
| he/she/it | has | ponged |
| we | have | ponged |
| you | have | ponged |
| they | have | ponged |
| I | had | ponged |
|---|---|---|
| you | had | ponged |
| he/she/it | had | ponged |
| we | had | ponged |
| you | had | ponged |
| they | had | ponged |